Construction Materials Internship (Level 2)

ECS Group of Companies; Mount Laurel Township (NJ); On-site; USD 2,066,000 - 3,031,000; Part time

Job summary

ECS Group of Companies in Mount Laurel, NJ is seeking a Construction Materials Testing Intern Level 2 to perform routine field and laboratory testing under supervision, with growing independence and emphasis on data collection and documentation.

You will support testing of soils, concrete, asphalt, and related materials, prepare reports, and coordinate with project teams while developing knowledge of testing standards and ECS core values.

Qualifications

• 90 days of related experience.
• At least one internship with ECS or another firm.
• Pursuing an Associate, Bachelor, or Master degree in Civil Engineering or related field.
• Basic math and data interpretation skills.

Responsibilities

• Performs field observation and testing under guidance.
• Conducts routine testing of soils, concrete, asphalt, and other materials.
• Documents field conditions and testing results in field reports.
• Assists in preparation and maintenance of field/lab equipment.
• Performs data entry and basic calculations.
• Communicates with contractors and project teams about testing activities.

Skills

Strong communication

Detail oriented

Data entry

Teamwork

Education

Pursuing Civil Engineering degree

Tools

Data entry tools

Job description

The Construction Materials Testing (CMT) Intern Level 2 performs routine field and laboratory testing tasks in support of construction materials testing projects with increasing independence. This role builds on foundational experience to contribute more actively to data collection, documentation, and testing activities while continuing to develop knowledge of construction practices, materials testing standards, and project workflows. The CMT Intern Level 2 demonstrates growing technical competency, reliability, and professionalism while maintaining a positive customer service attitude and demonstrating ECS Core Values.

Responsibilities

• Performs construction materials observation and testing in the field with guidance from senior staff
• Conducts routine testing of soil, concrete, asphalt, and other materials with increasing independence
• Documents field conditions and testing results in accurate and timely field reports
• Assists in the preparation, organization, and maintenance of field and laboratory equipment
• Performs basic calculations, data reduction, and data entry tasks
• Communicates with contractors, field staff, and project teams regarding testing activities and site conditions
• Notifies supervisors of changes in site conditions, testing needs, or potential issues
• Assists with laboratory testing, including sample preparation, curing, and testing procedures
• Maintains organized and clean field and laboratory work environments
• Participates in project-related meetings and coordination activities as requested
• Assists with reviewing laboratory results and supporting project documentation
• Performs other duties as assigned

Required Qualifications

• 90 days of related experience
• At least one internship with ECS or another firm
• Must be pursuing an Associate, Bachelor, or Master degree in Civil Engineering, or other degree related to our services
• One certification must be completed within the 90-day introductory period, and all basic certifications must be completed within 270 days of employment, including: Radiation Safety, Soils I, and Concrete I
• Additional certifications applicable to the work performed may be required for Level 2
• If driving for or on behalf of any ECS subsidiary, a valid driver's license is required
• Strong communication skills (verbal and written)
• Dependable, detail-oriented, and self-motivated work ethic
• Ability to work effectively both independently and within a team
• Developing knowledge of construction materials testing principles and standards
• Basic math and data interpretation skills
• Ability to read plans, follow directions, and interpret construction documents
• Proficiency with electronic devices and data entry tools
• Ability to work in outdoor environments and lift required equipment
• Must be able to lift a minimum of 85 pounds a number of times each day

Military Qualifications

• The following US Military ranks would qualify for this position:
• E-4

Please note: relocation assistance is not provided for this position.

ECS Group of Companies (ECS) was founded in 1988 with the goal to raise the standards of professional engineering consulting. Today, we are a leader in geotechnical, construction materials, environmental and building science + infrastructure consulting services. We are employee-owned with more than 3,00 employees in 100+ offices and testing facilities coast to coast. ECS is currently ranked #60 in Engineering News-Record's Top 500 Design Firms (April 2026), #148 in Engineering News-Record's Top 200 Environmental Firms (October 2025) and #38 in Zweig Group's Hot Firm List (June 2026). For additional information about ECS, visit: www.ecslimited.com.

ECS is an Equal Opportunity Employer.